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net: dsa: b53: mdio: add support for BCM53134

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Add support for the BCM53134 Ethernet switch in the existing b53 dsa driver.
BCM53134 is very similar to the BCM58XX series.

Signed-off-by: Paul Geurts <paul.geurts@prodrive-technologies.com>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Paul Geurts 2023-03-24 09:41:38 +01:00 committed by David S. Miller
parent a20869b3a7
commit f927e8ef1e
3 changed files with 24 additions and 3 deletions
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15
drivers/net/dsa/b53/b53_common.c
View file

@ -2613,6 +2613,20 @@ static const struct b53_chip_data b53_switch_chips[] = {
.jumbo_pm_reg = B53_JUMBO_PORT_MASK,
.jumbo_size_reg = B53_JUMBO_MAX_SIZE,
},
{
.chip_id = BCM53134_DEVICE_ID,
.dev_name = "BCM53134",
.vlans = 4096,
.enabled_ports = 0x12f,
.imp_port = 8,
.cpu_port = B53_CPU_PORT,
.vta_regs = B53_VTA_REGS,
.arl_bins = 4,
.arl_buckets = 1024,
.duplex_reg = B53_DUPLEX_STAT_GE,
.jumbo_pm_reg = B53_JUMBO_PORT_MASK,
.jumbo_size_reg = B53_JUMBO_MAX_SIZE,
},
};
static int b53_switch_init(struct b53_device *dev)
@ -2790,6 +2804,7 @@ int b53_switch_detect(struct b53_device *dev)
case BCM53012_DEVICE_ID:
case BCM53018_DEVICE_ID:
case BCM53019_DEVICE_ID:
case BCM53134_DEVICE_ID:
dev->chip_id = id32;
break;
default:

5
drivers/net/dsa/b53/b53_mdio.c
View file

@ -286,6 +286,7 @@ static const struct b53_io_ops b53_mdio_ops = {
#define B53_BRCM_OUI_2 0x03625c00
#define B53_BRCM_OUI_3 0x00406000
#define B53_BRCM_OUI_4 0x01410c00
#define B53_BRCM_OUI_5 0xae025000
static int b53_mdio_probe(struct mdio_device *mdiodev)
{
@ -313,7 +314,8 @@ static int b53_mdio_probe(struct mdio_device *mdiodev)
if ((phy_id & 0xfffffc00) != B53_BRCM_OUI_1 &&
(phy_id & 0xfffffc00) != B53_BRCM_OUI_2 &&
(phy_id & 0xfffffc00) != B53_BRCM_OUI_3 &&
(phy_id & 0xfffffc00) != B53_BRCM_OUI_4) {
(phy_id & 0xfffffc00) != B53_BRCM_OUI_4 &&
(phy_id & 0xfffffc00) != B53_BRCM_OUI_5) {
dev_err(&mdiodev->dev, "Unsupported device: 0x%08x\n", phy_id);
return -ENODEV;
}
@ -375,6 +377,7 @@ static const struct of_device_id b53_of_match[] = {
{ .compatible = "brcm,bcm53115" },
{ .compatible = "brcm,bcm53125" },
{ .compatible = "brcm,bcm53128" },
{ .compatible = "brcm,bcm53134" },
{ .compatible = "brcm,bcm5365" },
{ .compatible = "brcm,bcm5389" },
{ .compatible = "brcm,bcm5395" },

7
drivers/net/dsa/b53/b53_priv.h
View file

@ -80,6 +80,7 @@ enum {
BCM583XX_DEVICE_ID = 0x58300,
BCM7445_DEVICE_ID = 0x7445,
BCM7278_DEVICE_ID = 0x7278,
BCM53134_DEVICE_ID = 0x5075,
};
struct b53_pcs {
@ -187,7 +188,8 @@ static inline int is531x5(struct b53_device *dev)
{
return dev->chip_id == BCM53115_DEVICE_ID ||
dev->chip_id == BCM53125_DEVICE_ID ||
dev->chip_id == BCM53128_DEVICE_ID;
dev->chip_id == BCM53128_DEVICE_ID ||
dev->chip_id == BCM53134_DEVICE_ID;
}
static inline int is63xx(struct b53_device *dev)
@ -215,7 +217,8 @@ static inline int is58xx(struct b53_device *dev)
return dev->chip_id == BCM58XX_DEVICE_ID ||
dev->chip_id == BCM583XX_DEVICE_ID ||
dev->chip_id == BCM7445_DEVICE_ID ||
dev->chip_id == BCM7278_DEVICE_ID;
dev->chip_id == BCM7278_DEVICE_ID ||
dev->chip_id == BCM53134_DEVICE_ID;
}
#define B53_63XX_RGMII0 4